diff --git a/ftpd.c b/ftpd.c
index 1f4874a..832861e 100644
--- a/ftpd.c
+++ b/ftpd.c
@@ -945,7 +945,13 @@ static void cmd_abrt(const char *arg, struct tcp_pcb *pcb, struct ftpd_msgstate
 static void cmd_type(const char *arg, struct tcp_pcb *pcb, struct ftpd_msgstate *fsm)
 {
 	dbg_printf("Got TYPE -%s-\n", arg);
-	send_msg(pcb, fsm, msg502);
+	
+	if(strcmp(arg, "I") != 0) {
+		send_msg(pcb, fsm, msg502);
+		return;
+	}
+	
+	send_msg(pcb, fsm, msg200);
 }
 
 static void cmd_mode(const char *arg, struct tcp_pcb *pcb, struct ftpd_msgstate *fsm)